M25 vs Parasound HCA-1205A
The HCA-1205A's power @ 8ω is 140W against the M25's 160W, its signal-to-noise 117 dB against 118 dB, and its power @ 4ω 200W against 160W. Both share thd (0.030%).
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Estimated price (community-sourced)
Around — community and catalog average, updates slowly
The NAD M25 is a powerful 7-channel amplifier, delivering 160 watts per channel into both 8Ω and 4Ω loads with a total harmonic distortion (THD) of less than 0.03% across the 20 Hz to 20 kHz frequency range. It features seven individual mono block amplifiers, each with a balanced junction FET input stage to minimize cross-talk and noise. The M25 incorporates NAD's proprietary PowerDrive circuitry for optimal power supply management and a switchable Soft Clipping circuit to protect speakers from distortion. It is THX Ultra 2 certified, ensuring high-quality performance for demanding soundtracks. The amplifier includes a 12V trigger for remote on/off control and is designed with custom heat sinks and variable-speed fans for efficient cooling. The M25 is no longer available for purchase but remains a notable model in NAD's Masters Series.
Amplification power output and characteristics
Analog signal output specifications
Size, weight, and appearance
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions
Components that show up alongside the M25 in real systems. A verdict means the pair has been checked for compatibility and headroom — open it to see how the two get along.
The closest alternatives on specs, description and the systems they turn up in, with the specs they share set side by side.
The HCA-1205A's power @ 8ω is 140W against the M25's 160W, its signal-to-noise 117 dB against 118 dB, and its power @ 4ω 200W against 160W. Both share thd (0.030%).
The KAV-500's power @ 8ω is 100W against the M25's 160W, its signal-to-noise 121 dB against 118 dB, and its power @ 4ω 200W against 160W. Both share thd (0.030%).
The RMB-1555's power @ 8ω is 120W against the M25's 160W, its signal-to-noise 116 dB against 118 dB, and its weight 21.8 kg (48 lbs) against 43.7 kg (96 lbs). Both share thd (0.030%).
The NC 2250v2's power @ 8ω is 275W against the M25's 160W, its signal-to-noise 114 dB against 118 dB, its power @ 4ω 400W against 160W, and its thd 0.020% against 0.030%.
Both turn up in the same documented systems.
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